My Ascension at Frankfort—The Balloon, the Gas, the Apparatus, the Ballast—An Unexpected Travelling Companion—Conversation in the Air—Anecdotes—At 800 Metres —The Portfolio of the Pale Young Man—Pictures and Caricatures—Des Rosiers and d’Arlandes—At 1200 Metres—Atmospheric Phenomena—The Philosopher Charles—Systems—Blanchard—Guyton-Morveaux—M. Julien—M...